MSPSIG.DIR · state · as of 2026-10-26

IT service providers in California

241 IT service providers are tracked in California, 187 of them MSPs. Endsight ranks highest by MSP score. Rated providers average 4.80 on Google.

MSPs only Claimed Rated Cybersecurity Managed IT Compliance Backup and disaster recovery ✓ Microsoft 365

Providers tracked241187 MSPs

Top rankedEndsightSan Diego · MSP score 90

Rated providers average4.80★on Google · median score 53

Ranked by MSP score

top 48 of 241 shown · sort: score / best reviewed

Filtered: Microsoft 365 · clear

MSP score parts:Reputation (up to 30)Presence (up to 25)Credibility (up to 20)Scale (up to 15)Momentum (up to 10)

#ProviderServicesGoogleMSP scoreTrending

001

EndsightSan Diego · MSP · 100-249Managed ITHelp DeskIT consulting5.0★ (42)90100

002

Jones ITSan Francisco · MSP · 100-249Managed ITCo-managed ITCybersecurity5.0★ (426)89100

003

centrexITPoway · MSP · 50-99Managed ITCybersecurityCloud migration4.9★ (53)8150

004

GroupOneSacramento · MSP · 50-99Managed ITCo-managed ITHelp Desk5.0★ (55)80100

005

JR-TechLake Elsinore · MSSP · 10-24Managed ITCybersecurityManaged SOC4.9★ (87)8075

006

Parachute TechnologyLos Angeles · MSP · 50-99Cloud migrationComplianceCybersecurity4.9★ (34)79100

007

ClearFuze Networks, Inc.Los Angeles · MSP · 25-49Managed ITCybersecurityCompliance5.0★ (54)7775

008

NIC IncWoodland Hills · MSP · 100-249Managed ITHelp DeskOnsite Support5.0★ (4)7775

009

Methodology ITLos Angeles · MSP · 5-9Managed ITCybersecurityHelp Desk5.0★ (161)77100

010

CompuOneSan Diego · MSP · 25-49Microsoft 365Cloud migrationBackup and disaster recovery4.7★ (13)7575

011

Level Up MSPSan Jose · MSSP · 10-24Managed ITCybersecurityBackup and disaster recovery4.9★ (39)74100

012

AutomatesNational City · MSP · 10-24Backup and disaster recoveryCybersecurityCloud Services5.0★ (165)7425

013

AllConnectedSimi Valley · MSP · 25-49Managed ITCloud migrationBackup and disaster recovery5.0★ (6)7450

014

Fusion Factor CorporationCarlsbad · MSP · 25-49Managed ITEmail ProtectionMicrosoft 3654.8★ (6)7350

015

AdvancedLos Angeles · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance5.0★ (87)730

016

Capital Network SolutionsFolsom · MSP · 25-49Managed ITCo-managed ITHelp Desk5.0★ (82)7325

017

IT Support LACalabasas · MSP · 10-24Managed ITHelp DeskMicrosoft 3655.0★ (128)7225

018

BRITECITY - IT Services in Orange County, CAIrvine · MSP · 25-49Managed ITCybersecurityCloud migration5.0★ (85)720

019

GDR Group, Inc.Irvine · MSP · 50-99Managed ITCo-managed ITHelp Desk4.8★ (20)7250

020

CaptainITRiverside · MSP · 10-24Backup and disaster recoveryCloud migrationCo-managed IT5.0★ (7)7275

021

TechnijianIrvine · MSSP · 25-49Managed ITCybersecurityMdr4.7★ (87)7225

022

boxIT, LLCSan Francisco · MSP · 10-24Managed ITCybersecurityCo-managed IT4.9★ (62)7150

023

IT Pros Management Inc.Burbank · MSP · 10-24AI ServicesCo-managed ITCompliance5.0★ (31)7125

024

TrustedTechIrvine · MSP · 250+Microsoft 365Cloud migrationIT consulting4.7★ (299)7125

025

Sonic SystemsVictorville · MSP · 10-24Managed ITHelp DeskNetwork management4.5★ (24)7025

026

Valley Techlogic IncAtwater · MSP · 10-24Managed ITHelp DeskBackup and disaster recovery4.9★ (46)7025

027

Coneth SolutionsManteca · MSP · 5-9Backup and disaster recoveryCloud migrationCompliance4.9★ (21)700

028

Sagacent TechnologiesSanta Clara · MSSP · 10-24Managed ITCo-managed ITCybersecurity5.0★ (50)6925

029

CSCI, IncSan Diego · MSP · 100-249Managed ITRemote MonitoringHelp Desk5.0★ (2)6925

030

AvantiicoSan Diego · IT consulting · 25-49Cloud migrationData MigrationDynamics 365 Implementation4.3★ (6)6975

031

RyanTechModesto · IT consulting · 25-49AI ImplementationCloud migrationManaged Security4.6★ (20)6950

032

eSudo Technology SolutionsSan Jose · MSP · 5-9Managed ITCybersecurityIT consulting4.9★ (42)6950

033

Southwest Networks, IncPalm Desert · MSP · 5-9CybersecurityEmail SecurityBackup and disaster recovery4.9★ (43)6925

034

Natural NetworksSan Diego · Other Business · 10-24Managed ITCo-managed ITIT Support4.7★ (39)6825

035

HelixstormCosta Mesa · MSP · 25-49Managed ITProfessional ServicesBackup and disaster recovery5.0★ (23)6825

036

IronOrbitAnaheim · MSP · 50-99Managed ITCloud migrationHelp Desk4.8★ (47)680

037

Fast Break Tech, Inc.Sacramento · MSP · 10-24Managed ITMicrosoft 365Email Hosting4.8★ (34)6850

038

TechHeights - Business IT Services Orange CountyIrvine · MSP · 50-99Managed ITCybersecurityCloud migration4.7★ (0)6825

039

REAL-TIME INFORMATION SERVICESFresno · MSP · 10-24Backup and disaster recoveryCloud migrationCompliance4.4★ (33)6825

040

VTech Support, Inc.Bakersfield · MSP · 10-24Backup and disaster recoveryCloud migrationCybersecurity5.0★ (68)680

041

DominoCompSan Jose · MSP · 100-249Managed ITCloud ServicesDisaster Recovery5.0★ (2)680

042

Leverage ITSacramento · MSP · 10-24Backup and disaster recoveryCybersecurityMicrosoft 3655.0★ (45)670

043

CreosparkDavis · IT consulting · 25-49Managed ITIT consultingHelp Desk4.9★ (20)670

044

Business PC Support - SacramentoElk Grove · MSP · 5-9Managed ITCybersecurityCo-managed IT5.0★ (1)6750

045

Shammam Consulting ServicesSan Diego · MSP · 25-49Managed ITHelp DeskHosted Services5.0★ (7)6675

046

San Diego Computer ConsultingSan Diego · MSP · 10-24Managed ITIT consultingCloud migration4.9★ (59)660

047

NETWORK TITANSan Diego · MSP · 5-9Co-managed ITCybersecurityCMMC Compliance4.9★ (34)660

048

Divine Logic, Inc.Fresno · MSP · 10-24CybersecurityMicrosoft 365vCIO4.8★ (17)6625

Showing 48 of 241 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-26

53.3

Median MSP scoreof California providers

Publish a DMARC policyof California providers

45%

Claim 24/7 supportof California providers

Median headcountemployees

74 cities in California carry exactly one tracked provider.

** end of report **

Cities in California

top 12 of 117 · providers tracked

16Irvine

From our research

MSPSIG.WIRE

2026-10-05IT companies in California: what 4,086 listings show

2026-10-26IT Companies in Connecticut: What the Listings Show

How many IT service providers are in California?

241 tracked as of 2026-10-26.

Which provider ranks highest in California?

Endsight, by MSP score.

What is the median size of a provider here?

8 employees.

Listed in California?

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